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    • 10. 发明授权
    • Display device and driving method thereof
    • 显示装置及其驱动方法
    • US08687025B2
    • 2014-04-01
    • US12869694
    • 2010-08-26
    • Duk-Jin LeeSoon-Ryong ParkWoo-Suk Jung
    • Duk-Jin LeeSoon-Ryong ParkWoo-Suk Jung
    • G09G5/10
    • G09G3/3233G09G2300/0842G09G2320/0271G09G2330/021G09G2360/16
    • A display device includes: a panel including a plurality of pixel circuits, each of the pixel circuits including a light emitting element having one end coupled to a first voltage source for supplying a first voltage and another end coupled to a second voltage source for supplying a second voltage; a controller for reducing image data for one frame and for outputting a control signal and a data signal to display an image corresponding to the reduced image data on the panel; a voltage difference setting unit for detecting a peak value of the reduced image data and for calculating a driving voltage for generating a peak driving current corresponding to the peak value; and a power supply for generating the first and second voltages and for providing the first and second voltages to the panel in accordance with the driving voltage.
    • 显示装置包括:面板,包括多个像素电路,每个像素电路包括发光元件,发光元件的一端与第一电压源耦合,用于提供第一电压;另一端耦合到第二电压源, 第二电压; 用于减少一帧的图像数据并输出控制信号和数据信号以在面板上显示对应于缩小图像数据的图像的控制器; 电压差设定单元,用于检测缩小图像数据的峰值,并计算用于产生与峰值对应的峰值驱动电流的驱动电压; 以及用于产生第一和第二电压并根据驱动电压将第一和第二电压提供给面板的电源。